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Hydrogen Technologies Standards form the basic framework for market ramp-up
More information
Climate change Standards and specifications support climate targets
More information
Smart Farming Standards and specifications are drivers for the digitalization of agriculture
More information

Standards [CURRENT]

NF S31-016-1/A2 ; NF EN 62489-1/A2:2018-02-23
Electroacoustics - Audio-frequency induction loop systems for assisted hearing - Part 1: methods of measuring and specifying the performance of system components

Title (German)

Akustik - Audiofrequenz-Induktionsschleifenanlagen zur Unterstützung von Hörsystemen - Teil 1: Verfahren zur Messung und Angabe des Betriebsverhaltens der Systemkomponenten

Edition 2018-02-23

Original language French

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Hydrogen Technologies Standards form the basic framework for market ramp-up

Climate change Standards and specifications support climate targets

Smart Farming Standards and specifications are drivers for the digitalization of agriculture

NF S31-016-1/A2 ; NF EN 62489-1/A2:2018-02-23 Electroacoustics - Audio-frequency induction loop systems for assisted hearing - Part 1: methods of measuring and specifying the performance of system components

Want to learn more?

NF S31-016-1/A2 ; NF EN 62489-1/A2:2018-02-23
Electroacoustics - Audio-frequency induction loop systems for assisted hearing - Part 1: methods of measuring and specifying the performance of system components